|Rank|Nation|Gold|Silver|Bronze|Total|
|---|---|---|---|---|---|
|1|South Korea|11|1|2|14|
|2|Chinese Taipei|2|2|5|9|
|3|Spain|2|0|4|6|
|4|Egypt|1|0|0|1|
|5|France|0|2|1|3|
|5|Iran|0|2|1|3|
|7|China|0|1|1|2|
|7|Cuba|0|1|1|2|
|7|Greece|0|1|1|2|
|7|Turkey|0|1|1|2|
|11|Canada|0|1|0|1|
|11|Germany|0|1|0|1|
|11|Morocco|0|1|0|1|
|11|Philippines|0|1|0|1|
|11|Russia|0|1|0|1|
|16|Mexico|0|0|4|4|
|17|Australia|0|0|3|3|
|18|Croatia|0|0|2|2|
|18|United States|0|0|2|2|
|20|Ecuador|0|0|1|1|
|20|Saudi Arabia|0|0|1|1|
|20|Thailand|0|0|1|1|
|20|Yugoslavia|0|0|1|1|
|Total|Total|16|16|32|64|

Question: how many nations received at least two gold metals?
Answer: 3